| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.18 | 4.19 | -0.01 |
| Feb | 3.67 | 3.79 | -0.12 |
| Mar | 4.29 | 4.36 | -0.07 |
| Apr | 3.17 | 3.26 | -0.09 |
| May | 3.29 | 3.28 | 0.01 |
| Jun | 4.90 | 5.02 | -0.12 |
| Jul | 4.84 | 4.71 | 0.13 |
| Aug | 4.80 | 4.92 | -0.12 |
| Sep | 3.96 | 4.05 | -0.09 |
| Oct | 3.00 | 2.92 | 0.08 |
| Nov | 3.09 | 3.18 | -0.09 |
| Dec | 4.28 | 4.17 | 0.11 |
47.47 | 47.85 | -0.38 |